Home / 230,057.18-317,396.73-133,208.16

Finding the Fourth Proportional to 230,057.18, 317,396.73 and 133,208.16

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Solution

The fourth proportional to 230,057.18, 317,396.73 and 133,208.16 is: 183,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,057.18 : 317,396.73 = 133,208.16 : x
  2. Step 2: Convert to fraction form
    230,057.18/317,396.73 = 133,208.16/x
  3. Step 3: Cross multiply
    230,057.18x = 317,396.73 × 133,208.16
  4. Step 4: Simplify right side
    230,057.18x = 42,279,834,393.32
  5. Step 5: Solve for x
    x = 42,279,834,393.32/230,057.18
  6. Step 6: Final answer
    x = 183,779.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.